In a secluded corner of Prospect Park, Tzvi Levine, a 22-year-old resident of Kensington, Brooklyn, ground some weed, made a joint, took a puff, and began strumming his guitar while improvising a song. The sinking-sun shone golden on his clean-shaven face, the trees cast long shadows, and Levine’s Nike sneakers tapped to a beat. He […]